Integrating Dynamic Networks and e-Infrastructures · 4/24/2017 · Networks · Services · People Garreth Malone Internet2 Global Summit, Washington D.C. Integrating Dynamic Networks

Networks·Services·People www.geant.org

GarrethMalone

Internet2GlobalSummit,WashingtonD.C.

IntegratingDynamicNetworksande-Infrastructures

24April2017

TaskLeader,GN4-2JRA1-T3NetworkEngineer,HEAnet

V0.2


• GEANTProject• Goals• Motivation• Integration

• OSS/BSS• Multidomain• Standards/APIs

• Orchestration• Network&Tech• ProofofConcept• Summary

2


• GÉANTproject(GN4-2JRA1-T3)• JRA1- NetworkInfrastructureEvolution• Task3- TaskedwitheInfrastructure andCloudServiceProviderinteroperation

• ECThemes– Integration.Services.Cooperation.

• JRA4- CloudProcurement• SingleDigitalMarketacrosstheEuropeanNRENcommunity• Centralizedprocurement• CloudCatalogue• RequestedIntegration

• StandardsbasedsimplifiedAPIs• Operational&BusinessProcesses• Single Interface/1-Stop-Shop

3

Introduction


• Standardizeddeliveryofservices• Followingtheconsumercloudparadigm

• Notjustaboutnetworkconnectivity(thisisalreadysolved)• On-demand andthrowawayservices(setup/teardown)• Focusoninteroperabilityattheserviceproviderlayer

• Managingasingleorderacrossmultipleorganisations

• Fulfilment, Control,Performance,Assurance,Usage/Analytics

• One-stop-shop (marketplace)forusers

• Orchestration• Automation• Globaldigitalmarketplace

4

Goals


Whyisthisimportanttous?

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Networks·Services·People www.geant.org 6

GEANTNumbers

• 50Millionusers• 10,000institutions• 40+Partners

• Multi-domain• NREN

• RegionalNetworks• NOCs

• “Singledigitalmarket”• NRENtoNRENservices


Scalingissue

NREN RegionalNREN

eInfrastructures &SPs


ü How/when ismytrafficsteeredtomypoolofVMs?ü Whendoeschargingstart?ü WhodoIturntoincaseofperformance incidents?ü Whatistheguaranteeduptimeofmyservice?ü HowcanIdynamicallyupdatemyservices?

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Delivering...asaservice

NRENNREN

CloudServiceProvider(CSP)

CSP CSP

SERVICE=VMs+network

access

CSPPortal


Howdowedothis

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Integration/Interoperation


Middleware

• BusinessSupportSystems(BSS)• Systemsusedtomanagethebusinessorcustomer.

• OperationalSupportSystems(OSS)• Systemsusedtomanagethenetwork.

• Modular,compartmentalizedsystems.• Internalinteractionviamessagebus.• Middleware- brains

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SystemArchitecture- OSS/BSS

BSSLayer

Selfserviceorderportal

CRM

ServiceCatalogue

BillingSystem

ServiceManagement

OSSLayer

Provisioning

Monitoring

InventorySystems

NetworkManagementSystems

ServiceBus

ServiceBus


• Hasaworkflowengine exposingaservicebusforexternalcommunications• Deconstructs anend-to-endorderandenablestheB2Btransactionsbetweendomains.

• Controls theseinteractionsandimplementse2eservicedeliveryandmanagementlogic

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Orchestrator

• Orchestratorscanbedeployed:• inacentralizedmode(e.g.asingleorchestratoroverarchingcampus,NREN,GEANT,SPnetwork)or

• inadistributedmode:eachSPdeploysaworkflowenginethatsupportseast-westinteractionswithpeeringSPs


Multidomainenvironment

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• Servicecataloguemanagement• SPsshouldmaintainanddynamicallyexposetheirup-to-dateportfolioinanopen

marketplace• Composable services

• Usersshouldbeable tobrowsemultipleSPcatalogsandcherrypickservices tocomposetheirworkingenvironment

• SPscouldprovidebundledserviceofferingstousers(e.g.cloudmachinesaccessibleviaL2privatelinesand/orVPNinstances)

• Ordermanagement• Theordershouldbeseamlesslyhandledbyunderlyingproviders.• Theusershouldbepresentedwithlivestatusupdatesonthestatusofhisorderfrom

aone-stop-shop.• Serviceassurance• Eventandincidentmanagement• SLAmanagement• Orchestration for:

• Provisioning• Troubleshooting• Decommissioning

• Accounting usagelevels (later billing)• User analysis and retention

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Amulti-ServiceProviderenvironmentOrchestratedbusinessandoperations

Acampususersubmits aserviceordertoobtainL2accesstoaremotedata

center/CSPfacility.Operationallevel–transparenttouser


AneInfrastructure interoperationscenario

NREN

BSSLayer

Self serviceorderportal

CRM

ServiceCatalogue

BillingSystem

ServiceManagement

OSSLayer

Provisioning

Monitoring

InventorySystems


Middleware

ServiceBus

ServiceBus

BSSLayer


CRM

ServiceCatalogue

BillingSystem

ServiceManagement

OSSLayer

Provisioning

Monitoring

InventorySystems


Middleware

ServiceBus

ServiceBus

BSSLayer


CRM

ServiceCatalogue

BillingSystem

ServiceManagement

OSSLayer

Provisioning

Monitoring

InventorySystems


Middleware

ServiceBus

ServiceBus

API

API

• StandardizedAPIsexposeselectedinternalbusiness/operationalfunctionsofeachparty• East-Westinterfacesforbusinessdeliveryandserviceoperations• CSPs/3rd partyproviders

• UnderstandAPIsandexternalsignalingconceptwell

?API

API


• APIs(examples)

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Howdoesitwork?

ServiceProvider

Orderingportal CRM

Serviceinventory/catalogue

Orchestration

Provisioningsystems OtherOSS

OtherΒSS

East-westintegration

Businessinteractions

Operationalinteractions


• OpenInterfaces

• CatalogInterface• ServiceOrdering&Activation• SLAManagement• Performance• Inventory• ResourceOrder• TroubleTicket• Security• Event/problemmanagement• …..

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AdoptingstandardsApplicationProgrammingInterfaces

GlobalDigitalMarketplace


NetworkTopology

Technologies

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Topologyaware

Regional

NRENA

RegionalNRENB

NRENC

Storage

A B

• DecentralisedOrchestrationtool• Howdoesitknowwhichlocalsystemstoengagefore2eservicedelivery?

• Interconnectionpointsandpathinformationbecomesimportant

• Solvedproblemforondemandcircuitprovisioningtools(BoD,ION,OSCARS)• NSIAggregatorandPathComputationEngine (PCE)


PathComputationEngine

• StandalonePCEforusebyAggregator• STPs,SDP• urn:ogf:network:netherlight.net:2013:prouction7:iperf1-3?vlan=1779-1799

• NSIdomainsalreadyhaveit• Non-NSIcanimplement itindependently

• RESTfulAPI• Designed totalktoaggregator• Couldbepeer-to-peer.

• JustanotherEast<->Westinterface


NetworkconnectivityprovisioningTechnologiesatGÉANT/NRENs

Orchestration

NSPs

NSI-capableNSPs

IX

NREN

NetworkServicesAgent(NSA)

BoD cloud

MDVPNfabric

EVPN/DCI fabric

Orchestration

NRENNSPs

NREN

IX

Orchestration

NRENDatacenter

Datacenter

IX


ProofofConcept

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• MicrosoftAzureExpressRoute• Amsterdam(AMS&LON)• ProvidedbyNetherlight (SURFnet)

• Institution->NREN->GEANT->Netherlight ->MSAzure• Network

• ExpressRoute• BoD• MD-VPN• MD-VPNProxy

• Someautomation• Allorchestrated

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ProofofConcept


Short-termplan:‘two-stops’shop

CloudSPportalOrderVMsSelectnetworkconnectivityprovider ->GEANTRetrieve‘CSPServiceID’ and‘S-VLAN’

Networkconnectivityone-stop-shopportalInsertinstitution, CSPand‘CSPServiceID’informationInsertS-VLANinformationOrdere2eL2VPNtoVMs

NREN

Orchestration

Networkserviceproviders- NSPsCSP


C2BandB2B

interactions

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Long-termplan:one-stopshop

R&ECloudServicesone-stop-shopportalü Authenticateininstitution viaeduGAINü SelectCSPü (CSPcatalogueretrieved)orderVMsü (Networkservicescatalogueretrieved) orderL2linkü Usedashboard tomanage/monitor service

Orchestration

2 4

1. DynamicallypopulatedGÉANTCloud ServiceProviderCatalogue2. CatalogueofferingsoftheselectedCSP3. Networkservicescatalogueofferings(e.g.L3connectivity,L2VPN)4. InvokeCSPAPIorB2Binterfacesforordermanagement&provisioning5. InvokeNSPAPIorB2Binterfacesforordermanagement&provisioning6. InvokeCSP/NSPAPIorB2Binterfacesformonitoringandservicemanagement

1

NREN

3 56

NSPs

CSP


• Standardizeddeliveryofservices

• Integration.Orchestration.Automation

• Architectingcompartmentalizedsystems• exposeviaAPIs• East-westAPIsforSPtoSPinteraction

• Managingorderend-to-end

• Globaldigitalmarketplace

25

Summary


Thankyou

Networks·Services·Peoplewww.geant.org

ThisworkispartofaprojectthathasreceivedfundingfromtheEuropeanUnion’sHorizon2020researchandinnovationprogrammeunderGrantAgreementNo.691567(GN4-1).

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AdditionalslidecreditstoAfrodite Sevasti,GRNET


Orchestrator-invokedinterfaces• Noautomation required• Basicinformation exposed

viaRESTfulAPIstowardstheorchestrator

• Notificationsviaemails,ticketingsystemetc.

B2B/operationalinterfaces• Orchestrationentrypoints (e.g.URIs)• Advertisingcatalogue• Resourcetopology• OrderManagement&Provisioning• ServiceLifecycleManagement• Operations(Monitoring,

Troubleshooting, SLAs)• Accounting/billing

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AflexiblemodelOpt-ininteroperability

Orchestration

NRENCSP

NSPs

User-demandasanincentiveforautomation


HighLevelArchitecturedesign

Integrating Dynamic Networks and e-Infrastructures · 4/24/2017 · Networks · Services · People Garreth Malone Internet2 Global Summit, Washington D.C. Integrating Dynamic Networks

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